linux-ext4.vger.kernel.org archive mirror
 help / color / mirror / Atom feed
From: Zheng Liu <gnehzuil.liu@gmail.com>
To: Eric Whitney <enwlinux@gmail.com>
Cc: linux-ext4@vger.kernel.org, tytso@mit.edu
Subject: Re: possible dev branch regression - xfstest 285/1k
Date: Sat, 16 Mar 2013 10:32:19 +0800	[thread overview]
Message-ID: <5143D9B3.3070405@gmail.com> (raw)
In-Reply-To: <20130315222818.GA16100@wallace>

Hi Eric,

Thanks for reporting it.

On 03/16/2013 06:28 AM, Eric Whitney wrote:
> I'm seeing Xfstest 285 consistently fail for the 1k test case using the
> latest dev branch while running on both x86 and ARM.  Subtest 08 is
> the problem. From the test output:
> 
> 08. Test file with unwritten extents, only have unwritten pages
> 08.01 SEEK_HOLE expected 0 or 4194304, got 11264.                 FAIL
> 08.02 SEEK_HOLE expected 1 or 4194304, got 11264.                 FAIL
> 08.03 SEEK_DATA expected 10240 or 10240, got 0.                   FAIL
> 08.04 SEEK_DATA expected 10240 or 10240, got 1.                   FAIL
> 
> From previous discussions, we expect 285 to fail in the ext3 (nodelalloc,
> no flex_bg, and no extents) test case, but in subtest 07.  It still does
> that.

Sorry, my latest patch doesn't finish yet.

> 
> In the dev branch, reverting 4f42f80a8f - "ext4: use s_extent_max_zeroout_kb
> value as number of kb" - results in success for 285 in the 1k test case.

Presumably this patch isn't root cause.  I suspect there are some bugs
in ext4_find_unwritten_pgoff().  I will check it.

Thanks,
						- Zheng

  reply	other threads:[~2013-03-16  2:32 UTC|newest]

Thread overview: 19+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2013-03-15 22:28 possible dev branch regression - xfstest 285/1k Eric Whitney
2013-03-16  2:32 ` Zheng Liu [this message]
2013-03-16 15:09 ` Zheng Liu
2013-03-17  3:06   ` Theodore Ts'o
2013-03-17  6:13     ` Zheng Liu
2013-03-18 16:10     ` Eric Sandeen
2013-03-18 16:54       ` gnehzuil.liu
2013-03-18 17:09       ` Theodore Ts'o
2013-03-18 17:34         ` Eric Sandeen
2013-03-18 20:41           ` Ben Myers
2013-03-18 23:12             ` Dave Chinner
2013-03-19  1:40               ` Theodore Ts'o
2013-03-19  2:07                 ` Dave Chinner
2013-03-19  1:47               ` Dave Chinner
2013-03-19  2:00                 ` Theodore Ts'o
2013-03-19  2:22                   ` Dave Chinner
2013-03-19  2:28                   ` Eric Sandeen
2013-03-19  8:50                     ` Lukáš Czerner
2013-03-17  3:36   ` Eric Whitney

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=5143D9B3.3070405@gmail.com \
    --to=gnehzuil.liu@gmail.com \
    --cc=enwlinux@gmail.com \
    --cc=linux-ext4@vger.kernel.org \
    --cc=tytso@mit.edu \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).